Christensen became a leading draftsman at Fraser and Chalmers in Chicago, a manufacturer of machinery for industry, mining, and transportation.
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He worked briefly on electrical systems for Chicago’s Columbian Exposition and then was hired by the E. P. Allis Company of Milwaukee.
Niels Bohr | Niels-Henning Ørsted Pedersen | Marit Fiane Christensen | Niels Bohr Institute | Jon Christensen | Helena Christensen | Hayden Christensen | Niels Juel | Niels Ferguson | Lars Saabye Christensen | T. C. Christensen | Niels Henrik Abel | Ward Christensen | Niels Shoe Meulman | Niels Helveg Petersen | Lew Christensen | Lars Lindberg Christensen | Alex Christensen | Niels Frederiksen | Niels Ebbesen | Niels Ditlev Riegels | Jørgen Christensen-Dalsgaard | Ingolf Elster Christensen | Inger Christensen | Clayton M. Christensen | Casper Christensen | Tim Christensen | Steen Christensen | Sophus Christensen | Phil Christensen |